<div class="col-md-12"
     popover-placement="top"
     popover-append-to-body="true"
     popover-template="'scanWechatQRCode.html'"
     popover-trigger="mouseenter">
    <h4>微信服务号<img ng-src="../img/wechat.png" style="width: 30px;height: 30px;margin-left: 3px"></h4>
    <hr>
    <h5>书循微信号让旧书交易更简单</h5>
    <ul class="list-unstyled">
        <li>扫条码找书传书更便捷</li>
        <li>通过微信随时接收买家咨询提醒</li>
    </ul>
</div>
<script type="text/ng-template" id="scanWechatQRCode.html">
    <div class="text-center">
        <h5>微信扫描二维码开始使用</h5>
        <img ng-src="../img/QRCode.png" class="img-responsive center-block">
        <h6>微信号: <strong>ishuxun</strong></h6>
    </div>
</script>